U0301 Buick Software Incompatibility With Engine Control Module (ECM) / Powertrain Control Module (PCM)

U0302 Buick Software Incompatibility With Transmission Control Module (TCM)

OBD Code:
System:
Subsystem:
 U0302 Buick – (ASE)
 Network Communication
 Ignition System or Engine Misfire

Trouble Code Description: Software Incompatibility With Transmission Control Module (TCM)


Location:
Analysis:

Possible Causes:

 
 

 

Tech description:

Buick Vehicle:Buick Regal – ?Buick Riviera – ?Buick LaCrosse – ?David Dunbar Buick – Buick Century – Buick LaCrosse – Buick LeSabre – Buick Lucerne – Buick Park Avenue – Buick Regal – Buick Verano – Buick Enclave – Buick Encore – Buick Rainier – Buick Rendezvous – Buick Terraza – Buick Riviera